summaryrefslogtreecommitdiff
path: root/linux/linux-ext-rtai.mk
blob: 0cc1232b965dfc5a51258113f6feb17458dd4832 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
################################################################################
# Linux RTAI extensions
#
# Patch the linux kernel with RTAI extension
################################################################################

LINUX_EXTENSIONS += rtai

ifeq ($(KERNEL_ARCH),i386)
RTAI_ARCH = x86
else ifeq ($(KERNEL_ARCH),x86_64)
RTAI_ARCH = x86
else ifeq ($(KERNEL_ARCH),powerpc)
RTAI_ARCH = ppc
else
RTAI_ARCH = $(KERNEL_ARCH)
endif

# Prepare kernel patch
define RTAI_PREPARE_KERNEL
	kver=`$(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) --no-print-directory -s kernelversion` ; \
	if test -f $(RTAI_DIR)/base/arch/$(RTAI_ARCH)/patches/hal-linux-$${kver}-*patch ; then \
		$(APPLY_PATCHES) $(LINUX_DIR)		 		\
			$(RTAI_DIR)/base/arch/$(RTAI_ARCH)/patches/ 	\
			hal-linux-$${kver}-*patch ; \
	else \
		echo "No RTAI patch for your kernel version" ; \
		exit 1 ; \
	fi
endef